494/6 - By Australia vs South Africa almost 100 years ago, on December 9, 1910. It is hard to understand why the Aussies were in such a hurry, since this was a timeless test. The Aussies won by an innings and 114 runs. The most runs scored in a day was 588 by England and India on Day 2 of their 1936 test (England scored 398/8 and India 190/0).
Perveance is a notion used in the description of charged particle beams. The value of perveance indicates how significant the space charge effect is on the beamâs motion. The term is used primarily for electron beams, in which motion is often dominated by the space charge.
Perspicacity (also called perspicaciousness) is a penetrating discernmentâa clarity of vision or intellect which provides a deep understanding and insight.[1]